How severe is CVE-2024-32624?

CVE-2024-32624 has a CVSS 3.x base score of 7.4, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2024-32624 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-32624?

CVE-2024-32624 affects Hdfgroup Hdf5. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-32624?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2024-32624 have an EU (EUVD) identifier?

Yes. CVE-2024-32624 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-30426.

When was CVE-2024-32624 published?

CVE-2024-32624 was published on 2024-05-14 and last updated on 2026-06-17.

CVE-2024-32624

CVE-2024-32624 is a high-severity vulnerability in Hdfgroup Hdf5 with a CVSS 3.x base score of 7.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-122.

Key facts

Severity: High (CVSS 3.x base score 7.4)
EPSS exploit prediction: 1% (46th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-30426
Weakness: CWE-122
Affected product: Hdfgroup Hdf5
Published: 2024-05-14
Last modified: 2026-06-17

Description

HDF5 Library through 1.14.3 contains a heap-based buffer overflow in H5T__ref_mem_setnull in H5Tref.c (called from H5T__conv_ref in H5Tconv.c), resulting in the corruption of the instruction pointer.

Frequently asked questions

What is CVE-2024-32624?: HDF5 Library through 1.14.3 contains a heap-based buffer overflow in H5T__ref_mem_setnull in H5Tref.c (called from H5T__conv_ref in H5Tconv.c), resulting in the corruption of the instruction pointer.
How severe is CVE-2024-32624?: CVE-2024-32624 has a CVSS 3.x base score of 7.4, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2024-32624 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-32624?: CVE-2024-32624 affects Hdfgroup Hdf5. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-32624?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2024-32624 have an EU (EUVD) identifier?: Yes. CVE-2024-32624 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-30426.
When was CVE-2024-32624 published?: CVE-2024-32624 was published on 2024-05-14 and last updated on 2026-06-17.

References

https://www.hdfgroup.org/2024/05/new-hdf5-cve-issues-fixed-in-1-14-4/

Affected products (1)

cpe:2.3:a:hdfgroup:hdf5:*:*:*:*:*:*:*:*

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